Full Stack Developer (Java/Python)

Company: S3
Location: Saint Louis
Posted on: April 1, 2026

Job Description:

Job Description STRATEGIC STAFFING SOLUTIONS (S3) HAS AN OPENING! Strategic Staffing Solutions is currently looking for a Full Stack Developer for a contract opportunity with one of our largest clients located in St. Louis, MO! Title: Full Stack Developer (Java/Python) Location: St. Louis, MO – Hybrid (2 days onsite) Duration: 12 Months Role Type: W2 contract engagement Pay Rate: $70-90/HR Position Requirements: Deep coding experience (6 years) in at least 2 of the below programming languages: Java (Primary language for DDP Kafka streaming pipelines) NodeJS (Primary language for DDP VAE APIs) Python (Primary automation or scripting code) 3 years of Confluent Kafka platform and Kafka Streaming. 3 years of frameworks like Spring boot. 3 years of NoSQL databases like MongoDB Experience with messaging platforms, preferably Kafka Basic AWS networking knowledge and application deployment experience. Excellent understanding of Cloud architecture. Excellent understanding of various API based architectures, REST, SOAP, etc. Good understanding of overall Application programming and deployment Experience with application deployment technologies including container orchestrations such as Docker Kubernetes AWS ECS AWS ECR Experience with DevOps and Deployment technologies such as Jenkins Maven * Beware of scams. S3 never asks for money during its onboarding process

Keywords: S3, O'Fallon , Full Stack Developer (Java/Python), IT / Software / Systems , Saint Louis, Missouri